Initial public release of Warp.

Repo-Sync-Origin: warpdotdev/warp-internal@12af1d983b

crates/persistence/migrations/2021-12-15-212030_add_blocks/down.sql

@@ -0,0 +1,14 @@
+DROP TABLE blocks;
+
+ALTER TABLE pane_leaves RENAME TO old_pane_leaves;
+
+CREATE TABLE pane_leaves (
+  id INTEGER PRIMARY KEY NOT NULL,
+  pane_node_id INTEGER NOT NULL UNIQUE REFERENCES pane_nodes(id),
+  cwd TEXT,
+  is_active BOOLEAN NOT NULL DEFAULT FALSE
+);
+
+-- Select 1, 2, 3, ... for the ID.
+INSERT INTO pane_leaves SELECT (ROW_NUMBER() OVER (ORDER BY (SELECT 0))), pane_node_id, cwd, is_active from old_pane_leaves;
+DROP TABLE old_pane_leaves;